package com.haojin.java;

import org.junit.Test;

public class ReviewTest {
	@Test
	public void test1(){
		int [] arr = new int[]{1,2,3};
		print(arr);
		
		System.out.println(arr.getClass().getSuperclass());
	}
	public void print(Object obj){
		System.out.println(obj);
	}

}
